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How's Mathematics P72 Guys??..

I think i did pretty good for the paper. But, i kinda did a mistake when finding the confidence interval T-T .. I forgot that the formula is p+/-z(pq/n)^(1/2). i removed 'n' from my division hiks2 aw... darn man... Wonder how many marks will be deducted. And also, for number 7, i did all 7)i...
- A2candidate
- Thread
- Jun 1, 2010
- Replies: 9
- Forum: A-Levels
A
How's Chemistry Paper 52?

woahhh.. The chemistry paper 5 hardness was medium. i did wrong for prediction the temperature of solution. The boiling temperature should have increased linearly as the concentration of solution increases. But i wrote that it decreases and curved, not linear. DAMN... and for q2, the gradient is...
- A2candidate
- Thread
- May 31, 2010
- Replies: 77
- Forum: A-Levels

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